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Q.
The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is
A.
30
B.
40
C.
50
D.
60
View Answer
Correct choice: B
Explanation:
Sum of the present ages of husband, wife and child = (27 x 3 + 3 x 3) years = 90 years. Sum of the present ages of wife and child (20 x 2 + 5 x 2) years = 50 years. Husband's present age = (90 - 50) years = 40 years.
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